[PATCH] D34309: [NewPM/Inliner] Customize threshold based on optlevel and sizelevel
Easwaran Raman via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Wed Jun 28 06:30:05 PDT 2017
eraman updated this revision to Diff 104406.
eraman added a comment.
Address Chandler's comments.
https://reviews.llvm.org/D34309
Files:
lib/Passes/PassBuilder.cpp
Index: lib/Passes/PassBuilder.cpp
===================================================================
--- lib/Passes/PassBuilder.cpp
+++ lib/Passes/PassBuilder.cpp
@@ -480,6 +480,14 @@
MPM.addPass(PGOInstrumentationUse(ProfileUseFile));
}
+static InlineParams
+getInlineParamsFromOptLevel(PassBuilder::OptimizationLevel Level) {
+ auto O3 = PassBuilder::O3;
+ unsigned OptLevel = Level > O3 ? 2 : Level;
+ unsigned SizeLevel = Level > O3 ? Level - O3 : 0;
+ return getInlineParams(OptLevel, SizeLevel);
+}
+
ModulePassManager
PassBuilder::buildModuleSimplificationPipeline(OptimizationLevel Level,
bool DebugLogging) {
@@ -558,8 +566,7 @@
// Run the inliner first. The theory is that we are walking bottom-up and so
// the callees have already been fully optimized, and we want to inline them
// into the callers so that our optimizations can reflect that.
- // FIXME; Customize the threshold based on optimization level.
- MainCGPipeline.addPass(InlinerPass());
+ MainCGPipeline.addPass(InlinerPass(getInlineParamsFromOptLevel(Level)));
// Now deduce any function attributes based in the current code.
MainCGPipeline.addPass(PostOrderFunctionAttrsPass());
@@ -868,7 +875,8 @@
// valuable as the inliner doesn't currently care whether it is inlining an
// invoke or a call.
// Run the inliner now.
- MPM.addPass(createModuleToPostOrderCGSCCPassAdaptor(InlinerPass()));
+ MPM.addPass(createModuleToPostOrderCGSCCPassAdaptor(
+ InlinerPass(getInlineParamsFromOptLevel(Level))));
// Optimize globals again after we ran the inliner.
MPM.addPass(GlobalOptPass());
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